Abstract: An inflatable seat cushion comprising a cushion assembly and a control assembly. The cushion assembly has a base and a bladder. The base has a top surface and a bottom surface and a controller cavity. The bladder has a chamber and is positionable on the top surface of the base. The chamber has an inlet. The control assembly is within the controller cavity and has a housing, a pump and a first valve assembly. The pump is positioned within the housing and has an outlet. The first valve assembly has an actuator, an inlet, a vent outlet and a bladder outlet. The inlet coupled to the outlet of the pump. The actuator can place the inlet into communication with the bladder outlet and the vent outlet into communication with the bladder outlet. The bladder outlet of the first valve assembly is in communication with the inlet of the bladder.